Control system communication and lock open tool and method for locking open a safety valve and communicating with surface

Details for Australian Patent Application No. 2004288169 (hide)

Owner Baker Hughes Incorporated

Inventors Strattan, Scott C.; Myerley, Thomas S.

Agent Freehills

Pub. Number AU-B-2004288169

PCT Pub. Number WO2005/045184

Priority 60/514,883 27.10.03 US

Filing date 27 October 2004

Wipo publication date 19 May 2005

Acceptance publication date 20 January 2011

International Classifications

E21B 23/02 (1970.01) Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells

E21B 29/08 (2006.01) Cutting or destroying pipes, packers, plugs, or wire lines, located in boreholes or wells, e.g. cutting of damaged pipes, of windows

E21B 34/10 (2006.01) Valve arrangements for boreholes or wells

Event Publications

16 March 2006 PCT application entered the National Phase

  PCT publication WO2005/045184 Priority application(s): WO2005/045184

20 January 2011 Application Accepted

  Published as AU-B-2004288169

19 May 2011 Standard Patent Sealed

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